No problem, we've got 3154 and 6519 to multiply
3154 × 6519 = 6519 × (3154)
+ 6519 × 4 resulting in 26076
+ 6519 × 50 what gives us 325950
+ 6519 × 100 yielding 651900
+ 6519 × 3000 giving us 19557000

= 20560926
